body{
    padding: 15px;
    background-color: #f2f2f2;
}
.layui-card-header{
    display: flex;
    /* 横向两边对齐 */
    justify-content: space-between;
    /* 纵向居中 */
    align-items: center;
}
.layui-form{
    padding-right: 20px;
    padding-top: 15px;
}